遇到了这个错误.
There is no Action mapped for namespace [/] and action name [user_find] associated with context path [/struts2_crm].
2.5里面要在package添加如下tag
<global-allowed-methods>regex:.*</global-allowed-methods>
e.g.
<package name="crm" extends="struts-default" namespace="/">
<global-allowed-methods>regex:.*</global-allowed-methods>
<action name="user_*" class="cloud.web.action.UserAction" method="{1}">
<result name="findSuccess">/jsp/user/list.jsp</result>
</action>
</package>